“Causes and Treatments of Lag screw’s Cut Out After Intramedullary Nailing Osteosinthesis for Trochanteric Fractures”. Acta Biomedica Atenei Parmensis, vol. 85, no. 2, Aug. 2014, pp. 135-43, https://mattioli1885journals.com/index.php/actabiomedica/article/view/2912.